Zinc & Magnesium by Body & Fit is a mix of essential minerals that play a role in many processes in the body. This nutritional supplement contains magnesium citrate, Aquamin™, zinc-L-aspartate, copper citrate and more. Magnesium contributes to normal muscle function. Zinc contributes to normal protein synthesis and helps maintain normal testosterone levels in the blood. Copper contributes to the normal function of the immune system. Apart from these minerals, vitamin B6 has also been included to this formula. As the perfect companion to magnesium, Vitamin B6 contributes to a normal energy-yielding metabolism and helps reduce tiredness and fatigue. Zinc & Magnesium is perfect for serious athletes looking for the perfect support.